Secure communication in OFDMA-based cognitive radio networks: An incentivized secondary network coexistence approach

MR Abedi, N Mokari, MR Javan… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
In this paper, we propose a secure cooperative communications scheme for orthogonal
frequency-division multiple-access (OFDMA) cognitive radio networks (CRNs), where a …

Limited feedback scheme for device-to-device communications in 5G cellular networks with reliability and cellular secrecy outage constraints

F Alavi, NM Yamchi, MR Javan… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
In this paper, we propose a device-to-device (D2D) communication scenario underlaying a
cellular network, where both D2D and cellular users (CUs) are discrete power-rate systems …

Robust power allocation in covert communication: Imperfect CDI

M Forouzesh, P Azmi, N Mokari… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
The study of the fundamental limits of covert communications, where a transmitter Alice
wants to send information to a desired recipient Bob without detection of that transmission by …

Robust power and bandwidth allocation in cognitive radio system with uncertain distributional interference channels

R Fan, W Chen, J An, F Gao… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
In this paper, the problem of joint transmit power and bandwidth allocation over multiple
channels is investigated for a secondary user in underlay mode, when partial information of …

A QoS Aware RA Algorithm for OFDM Network

S Rawat, P Chaturvedi - Journal of Engineering Education …, 2015 - papers.ssrn.com
Abstract Orthogonal Frequency Division Multiplexing (OFDM) is modulation technique used
for new generation wireless system. The Resource allocation (RA) in this scheme is done by …